EXL Service Senior Data Scientist interview questions

Worst interview process .. first they said they will take 3 rounds with customer round as final. But later they took 4th round , then 5th round, then on 6th round they said they can't go forward with resume. And in 3rd , 4th and 5th round , all the interviewers have different views regarding the openings. Some said it is data analyst position some said data scientist.